Decorators are a sometimes overlooked feature and they might be hard to grasp for beginning Pythonistas. I agree with Aaron Maxwell that mastering them "can massively magnify the positive impact of the code you write", so make sure you add them to your toolkit if not done so already. In this article I explain what they do, why you want to use them and give some practical examples.

After last post on OOP a logical follow-up is Python's data model. We use the great Fluent Python book to code up an example of our own, showing the powerful way you can leverage this data model. You can download the notebook here.